Home / 976,175.20-1,462,707.60-724,232.80

Finding the Fourth Proportional to 976,175.20, 1,462,707.60 and 724,232.80

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Solution

The fourth proportional to 976,175.20, 1,462,707.60 and 724,232.80 is: 1,085,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,175.20 : 1,462,707.60 = 724,232.80 : x
  2. Step 2: Convert to fraction form
    976,175.20/1,462,707.60 = 724,232.80/x
  3. Step 3: Cross multiply
    976,175.20x = 1,462,707.60 × 724,232.80
  4. Step 4: Simplify right side
    976,175.20x = 1,059,340,820,729.28
  5. Step 5: Solve for x
    x = 1,059,340,820,729.28/976,175.20
  6. Step 6: Final answer
    x = 1,085,195.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.